// interfaces/filters/Waveform.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
package filters;

public class Waveform {
    private static long counter;
    private final long id = counter++;

    @Override
    public String toString() {
        return "Waveform " + id;
    }
}
